VowelTime is a free interactive online program which helps k-5 children master the short and long A, E, I, O, and U vowels. This online vowel program which is hosted by interactive agents takes kids through interactive exercises which help young learners master their vowel sounds. Your child can practice their vowels by hearing the vowel sounds sung and select the correct word that has that matching vowel sound. This will surely be an A+ with your little learner.